... (It can be electric type)Applications: Control flow, pressure, temperature, etcTwo types: modulating/control type, shut off/on-off ... are intended for general utility service in pressure, flow, and temperature control applications. This compact carbon steel ... 240Supply pressure Mpa0.1-0.40.4-0.7Inherent flow characteristicsLinear ,Equal-percentage,Quick-openInherent rangeability50:1Leakage levelHard ...